Hartree Partners, LP 4

What Happened
Hartree Partners, LP (reported as a 10% owner) acquired a total of 764,202 shares of Hudson Technologies (HDSN) in three open-market purchases: 204,789 shares at a weighted avg $5.68 on 2026-06-30 ($1,162,894); 288,111 shares at a weighted avg $5.88 on 2026-07-01 ($1,695,101); and 271,302 shares at a weighted avg $5.97 on 2026-07-02 ($1,619,212). Aggregate consideration for the three purchases was approximately $4.48 million. These were purchases (transaction code P), which are typically viewed as a bullish signal rather than disposals.

Key Details

• Transaction dates and amounts:
  • 2026-06-30: 204,789 sh @ $5.68 (weighted avg) = $1,162,894 (F2: price range $5.4850–$5.7500)
  • 2026-07-01: 288,111 sh @ $5.88 (weighted avg) = $1,695,101 (F3: price range $5.7300–$5.9800)
  • 2026-07-02: 271,302 sh @ $5.97 (weighted avg) = $1,619,212 (F4: price range $5.7350–$5.9900)
• Shares acquired total: 764,202; aggregate value ≈ $4.48M.
• Shares owned after transaction: not specified in the provided filing details.
• Notable footnotes:
  • F1: Reporting person disclaims beneficial ownership except to extent of pecuniary interest.
  • F2–F4: Each reported price is a weighted average; purchases were executed in multiple trades within the listed price ranges (full breakdown available on request to issuer/SEC staff).
• Filing: Form 4 filed 2026-07-02; filing shows these purchases and does not indicate a late filing legend.

Context
Hartree Partners is a substantial institutional holder (reported as a 10% owner), so these buys reflect institutional accumulation rather than insider executive trading. The filing is straightforward purchase activity (code P); there are no option exercises, grants, gifts, or tax-withholding events reported here.